Biology (MindTap Course List)
11th Edition
ISBN: 9781337392938
Author: Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher: Cengage Learning
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Chapter 22, Problem 7TYU
Some scientists now think that fossils identified as Homo erectus represent which two different species?
(a) H. habilis and H. erectus (b) H. ergaster and H. erectus (c) H. heidelbergensis and H. ergaster (d) H. neanderthalensis and H. erectus (e) H. neanderthalensis and H. sapiens
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Students have asked these similar questions
Why are the Dmanisi Homo erectus fossils significant?
A. They demonstrate that H. erectus independently evolved in Western Asia and Africa.
B. They show that H. erectus evolved in Western Asia and then migrated to Africa.
C. They demonstrate that H. erectus migrated to Western Asia shortly after evolving in Africa.
D. They show that H. erectus migrated from Europe into Western Asia.
While listening to a hominin evolution podcast, the narrator mentions that the overall similarity of Homo erectus fossils from Africa, Asia, and Europe, and through time represents evolutionary statis. What evidence is there that this is not the case?
A. The size of the teeth and jaws increased from earlier to later forms.
B. There was an overall increase in cranial robusticity from earlier to later forms.
C. The thickness of the cranial bone increased from earlier to later forms.
D. Brain size increased by approximately 30% from earlier to later forms.
Based on height calculations of Homo erectus fossils, biological anthropologists estimate that their average height was
A. Similar to that of Australopithecines.
B. Short, with most being approximately three feet.
C. More than 70% taller than Homo habilis.
D. Tall, within the range of modern humans.
Chapter 22 Solutions
Biology (MindTap Course List)
Ch. 22.1 - Describe the structural adaptations that primates...Ch. 22.1 - Prob. 1CCh. 22.1 - Prob. 2CCh. 22.2 - Prob. 2LOCh. 22.2 - Distinguish among anthropoids, hominoids, and...Ch. 22.2 - Prob. 1CCh. 22.2 - Prob. 2CCh. 22.3 - Describe skeletal and skull differences between...Ch. 22.3 - Prob. 5LOCh. 22.3 - Prob. 6LO
Ch. 22.3 - Prob. 7LOCh. 22.3 - Prob. 1CCh. 22.3 - Prob. 2CCh. 22.3 - Prob. 3CCh. 22.3 - Prob. 4CCh. 22.3 - Prob. 5CCh. 22.4 - What are the generally recognized cultural stages...Ch. 22.4 - Prob. 1CCh. 22 - Prob. 1TYUCh. 22 - The anthropoids are more closely related to...Ch. 22 - Prob. 3TYUCh. 22 - Prob. 4TYUCh. 22 - Scientists collectively call humans and their...Ch. 22 - Prob. 6TYUCh. 22 - Some scientists now think that fossils identified...Ch. 22 - Prob. 8TYUCh. 22 - ___________ were an early group of humans with...Ch. 22 - The modern human skull lacks (a) small canines (b)...Ch. 22 - Prob. 11TYUCh. 22 - Prob. 12TYUCh. 22 - If you were evaluating whether other early humans...Ch. 22 - Prob. 14TYUCh. 22 - EVOLUTION LINK What was the common ancestor of...Ch. 22 - Prob. 16TYUCh. 22 - Prob. 17TYUCh. 22 - Prob. 18TYU
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- What is the third criteria that some schoolers are arguing must also be used to assign a fossil to the genus homo?arrow_forwarddescribe the earliest human species such as the Australopithecus afarensis, Homo habilis, Homo erectus, and Homo neanderthalensis. How do these human species differ based on fossil records/discoveries?arrow_forwardIn your Introduction to Biological Anthropology class, your instructor asks you to examine a fossil skull and determine which species it is. You note there is a sagittal keel at the top of the skull. Based on this information alone, to which species does the skull belong? A. Australopithecus boisei B. Homo habilis C. Australopithecus garhi D. Homo erectusarrow_forward
- What two species did early Homo sapiens live with during the end of the Pleistocene? A. Sahelanthropus tchadensis and Denisovans B. Neanderthals and Ardipithecus ramidus C. Neanderthals and Australopithecines D. Neanderthals and Denisovansarrow_forwardAccording to the fossil record, which of these species is the earliest of the Homo genus? a. H. sapiens d. H. heidelbergensis b. H. erectus e. H. ergaster c. H. habilisarrow_forwardWhich of the following is part of a clade believed to have died out, leaving no descendants? a. Paranthropus robustus b. Australopithecus africanus c. Homo erectus d. Homo sapiens sapiensarrow_forward
- What do the Homo erectus fossils from Sangiran, Java, demonstrate? A. H. erectus spread to Eastern Asia after spreading to Europe. B. H. erectus fossils are older in Asia than in Africa. C. H. erectus inhabited parts of Eastern Asia prior to living in Western Asia. D. H. erectus spread rapidly eastward from Western Asia.arrow_forwardIn the paper “Four Legs good, Two Legs Fortuitous...” what were the selective pressures that drove early hominin evolution? How was Australopithecus physically different from modern day Homo sapiens? How did these traits suit each species to their environment? Describe the role of bipedalism in Homo sapiens evolution. Approximately how early did bipedalism occur?arrow_forwardThe australopiths differed from the common chimpanzee in: a the number of different kinds of teeth on each side of each jaw. b the spacing of the orbits (eye-sockets) on the face. c the inability to rotate the arm around the shoulder joint. d the shape of the pelvis. e the lack of an opposable thumb. Which of the following skeletal parts would be most useful for determining whether a 4-million-year-old species was a hominin (vs. an ape)? a the clavicle (collarbone) b the part of the skull that shows the spacing between the orbits c the proximal (shoulder) end of the humerus (upper arm bone) d the distal (knee) end of the femur (thigh bone) e a lower left jaw with two incisors, one canine, two premolars, and three molars By 3 million years ago, the australopithecines were: a extinct in Africa but common in Southeast Asia b common in East and South Africa c adapting to cold glacial climates in…arrow_forward
- What is significant about Homo erectus in the human lineage?arrow_forwardWhich of the following is responsible for the early predominant image of Neanderthals as brutish cavemen? a). They had small brain cases with stocky bodies and were always recovered from cave sites b). The fossil evidence reveals that they had little cognitive capacity and had a hunched over posture c). An early fossil find of an Individual suffering from arthritis was assembled and taken as the type specimen foer all Neanderthals, mistakenly giving the idea that Neanderthals were an ape-like, hunched-over species.d). None of the above are truearrow_forwardWhat is the phylogenetic relationship between Homo heidelbergensis, H. sapiens, and H. neanderthalensis?arrow_forward
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